Home › Land Rover › 2017 › Discovery Sport SE › Repair and Diagnosis › Engine Performance › Engine Control Systems › Diagnostic Trouble Code Index DTC: Adaptive Speed Control Module (ASCM) -- Discovery Sport/L550 › Diagnostic Trouble Code Index DTC: Adaptive Speed Control Module (ASCM) › Description And Operation › DTC U3006-19: Control Module Input Power "A" - Circuit current above threshold › Possible Causes